Matthew 24:43
"But know this, that if the goodman of the house had known in what watch the thief would come, he would have watched, and would not have suffered his house to be broken up."
Cross References (ranked by relevance)
Luke 12:39
And this know, that if the goodman of the house had known what hour the thief would come, he would have watched, and not have suffered his house to be broken through.
Matthew 24:44
Therefore be ye also ready: for in such an hour as ye think not the Son of man cometh.
Matthew 20:11
And when they had received it, they murmured against the goodman of the house,